1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21
#include <math.h> #include <stdio.h> #include <stdlib.h> static int fail = 1; int matherr (struct exception *s) { printf ("matherr is working\n"); fail = 0; return 1; } int main (void) { _LIB_VERSION = _SVID_; acos (2.0); return fail; }